45
M
a
int
ena
n
c
e
Parts list
No.
Part names
# of parts
Materials
Estimated life
1
Pump head
1
SUS316
-
2*
Valve
2
SUS316
8000hrs or 1 YR
3*
Valve guide
2
SUS316
8000hrs or 1 YR
4*
Valve seat
2
SUS316
8000hrs or 1 YR
5*
Valve gasket
6
PTFE
8000hrs or 1 YR
9
Fitting
2
SUS316
-
20
Hexagon bolt
6
Stainless steel
-
21
Spring washer
6
Stainless steel
-
30*
Diaphragm
1
PTFE+EPDM
4000hrs or 6 months
31
Retainer
1
SUS304
-
70
Inlet pipe unit
1
SUS316
-
71
Outlet pipe unit
1
SUS316
-
75*
Gasket
2
PTFE
8000hrs or 1 YR
214*
Oil seal assy
1
-
8000hrs or 1 YR
217*
Oil seal gasket
1
Nonasbestos
Every time the oil seal
assy is dismantled.
218
Hex socket head bolt
4
Steel
-
*The parts with an estimated life are wear parts and need to be replaced periodically.
*
The listed number of parts is required to consist of one single pump head except for parts # 70 and 71.
NOTE
Retighten the bolts/parts evenly to the following torque.
Tightening torque
Part No.
Torque
#9
25 N•m
#20
3.5 N•m
#70
25 N•m
#71
25 N•m
Exploded view